O. Jaap and C. Brick [1-959]

USDA United States National Fungus Collections
Catalog #: BPI 282187
Jaap Otto s.n. 04 November 1906
Corticium mutabile P. Karst.
West Germany, Schleswig-Holstein, near Friedrichsruh in the Sachsenwald

USDA United States National Fungus Collections
Catalog #: BPI 974982
Jaap Otto s.n. 04 November 1906
Corticium mutabile P. Karst.
Germany, Schleswig-Holstein, near Friedrichsruh in the Sachsenwald

Purdue University, Kriebel Herbarium
Catalog #: PUL00026565
O Jaap s.n. 04 November 1906
Corticium mutabile Bres.
Germany, Schleswig Holstein, Herzogtum Lauenburg, Aumuhle; Friedrichsruh

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0067717
Otto Jaap #s.n. 04 June 1906
Corticium mutabile Bres.